MAX5941BCSE+

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The MAX5941BCSE+ is a Power Management Integrated Circuit (PMIC) – Power Over Ethernet (PoE) Controller designed for use in Ethernet applications. It can provide a supply voltage of up to 57V and deliver up to 15W of power to a PoE device. This PMIC is suitable for use in point-of-load (POL) and PoE lead, endpoint, and midspan applications.

The MAX5941BCSE+ is designed to provide a simple but effective solution for power over Ethernet (PoE). It allows for remote power to be provided to PoE enabled devices, in both Local Area Network (LAN) and Ethernet networks. The integrated controller can detect both Class 3 and Class 4 devices, and can detect and support up to 100 Base-T1 and 1000 Base-T1 networks. It also contains a loop back feature, allowing the PoE power to be routed to the end point device before any other power is provided, ensuring that the proper power is supplied to the device.

In addition, the MAX5941BCSE+ is designed to support the IEEE802.3 PoE Standard and the IEEE802.11ac Wi-Fi standard. This makes it compatible with a wide variety of devices, allowing for the remote powering of multiple devices and providing power over a single Ethernet cable. The integrated controller is also capable of shutting down the PoE power supply in the event of an over-temperature event, or when an under-voltage event occurs.

The MAX5941BCSE+ provides a built-in electrical isolation between the input and output, which gives added protection to the PoE device from any external power surges. By isolating the input and output, it ensures that the power is only provided to the device when it is required, reducing power losses. It is designed to work with the 3.2V to 57V wide input voltage range, which allows it to be used in a variety of applications. It is also compatible with a variety of PoE standards, making it an ideal choice for many applications.

The MAX5941BCSE+ is a well-designed and efficient PMIC, which makes it ideal for use in PoE applications. Its wide input voltage range, native support for IEEE802.3 and IEEE802.11ac, and ability to detect remote class devices make it a versatile choice. It works to reduce power loss by providing electrical isolation between the input and output, which is ideal for remote powering of multiple devices. It is an essential PMIC for any project requiring the reliable, efficient and secure remote powering of a PoE powered device.

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